High strength low alloy structural steel Q420 Product Name: High-strength low-alloy structural steel Grade: Q420 Specifications: Thick T: 1.5 ~ 24 W W :800-1100 length L: C Executive Standard: GB/T1591-2008 Product Scope: High strength, overall performance, good weldability and low temperature i***ct toughness for structural parts and welding manufacturing vehicles, chemical equipment, pipe, structural engineering, construction steel, machinery and other substrates.
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